package com.ayuer.chapter03;

import java.util.LinkedHashMap;
import java.util.LinkedList;
import java.util.Stack;

public class RemReEleSortLinkListDemo {
    static class ListNode {
        private int val;
        private ListNode next;

        public ListNode(int val, ListNode next) {
            this.val = val;
            this.next = next;
        }

        public int getVal() {
            return val;
        }

        public void setVal(int val) {
            this.val = val;
        }

        public ListNode getNext() {
            return next;
        }

        public void setNext(ListNode next) {
            this.next = next;
        }
    }

    public static void main(String[] args) {
        //重复元素
        Stack<Object> stack = new Stack<>();
        stack.isEmpty();
//        new LinkedHashMap<>()

        LinkedList<Integer> LinkedList = new LinkedList<>();
        switch (args.length) {
        }

//        Integer.parseInt()
    }
}
